Home / 1,406,285.52-2,109,785.48-409,013.52

Finding the Fourth Proportional to 1,406,285.52, 2,109,785.48 and 409,013.52

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Solution

The fourth proportional to 1,406,285.52, 2,109,785.48 and 409,013.52 is: 613,624.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,285.52 : 2,109,785.48 = 409,013.52 : x
  2. Step 2: Convert to fraction form
    1,406,285.52/2,109,785.48 = 409,013.52/x
  3. Step 3: Cross multiply
    1,406,285.52x = 2,109,785.48 × 409,013.52
  4. Step 4: Simplify right side
    1,406,285.52x = 862,930,785,619.69
  5. Step 5: Solve for x
    x = 862,930,785,619.69/1,406,285.52
  6. Step 6: Final answer
    x = 613,624.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.